Описание
The Kinetis KW2x wireless MCU provides a low-power, compact integrated device for smart energy 1.x, home automation, healthcare, and RF4CE, as well as the ZigBee IP network stack and the smart energy 2.0 application profile. Supports a broad range of applications Provides enough memory to run complicated protocol stacks and user applications on a single IC Protects code and data from unauthorized access or modification Enables a set of specialized operations to improve throughput of encryption/decryption operations Significantly reduces power consumption and extends battery life Smaller size and low component count reduces cost
Processing Performance
- Up to 50 MHz Cortex-M4 core with 16-channel-DMA
Memory
- 512 KB Flash and 64 KB RAM or
- 256 KB Flash and 32 KB RAM with:
- 64K FlexNVM (MKW21D256 only) and
- 4k bytes of enhanced EEPROM/FlexRAM
Connectivity
- SPI (1)
- UART (2)
- I²C (2)
- USBFS OTG (KW22 and KW24)
Mixed Signal
- 8-channel 16-bit SAR ADC
- 6-bit DA
Security and tamper detect
- Cryptography Acceleration Unit (CAU)
- AES encryption (FIPS 140)
- External tamper detect
- 32-bit CRC
RF Features
- Highly integrated 2.4 GHz RF transceiver
- 802.15.4 Packet processor
- Supports single ended and diversity antennas
- Dual PAN support
- Programmable output power -30 to +8 dBm
- Sensitivity -102 dBm
- TX 17mA @ 0dBm (CPU sleep)
- RX 19mA (CPU sleep)
Low Power operation
- 1.8 to 3.6 volts
- Low-voltage detection
- Multiple low power modes
System
- Real-Time Clock (RTC)
- In-circuit debug and Flash programming
- Up to 24 GPIO
- Multiple KBI
- Operating temperature of 40°C to 105°C
